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以鹤壁市郊区为例,综合考虑林地生产力水平和水土流失量,利用多目标局势灰色决策方法,定量确定不同立地类型山地适宜植被类型.
李良厚 谭浩亮 王晶 陈国旺 王小占
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针对辽西水土保持林中油松纯林集中成片、松毛虫猖獗的树种结构现状,采用了廊道式、斑块式、林中空地、林中沟壑、封山育林、飞播造林和营造混交林7种调整方法,对油松纯林进行了树种结构调整试验.根据不同树种水分利用、生长情况等综合指标,筛选出了14个适合水土保持林树种结构调整的树种.通过不同调整类型的对比试验及适地适树原则,划分并营建了适合辽西水土保持林树种结构调整的3种调整模式.试验结果表明,水土保持林中的油松纯林经树种结构调整后,林分中松毛虫不再大发生,水土保持功能有了明显提高,林木生长加快 ...
郭浩, 李树民, 陈国山, 范志平
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[Chinese expert consensus on the diagnosis and management of nodal peripheral T-cell lymphoma (2025)]. [PDF]
Lymphoma Expert Committee of Chinese Society of Clinical Oncology (CSCO) +3 more
europepmc +1 more source
[Neurodevelopmental assessment of children with congenital heart disease: a Meta analysis based on the Bayley Scales of Infant Development and Wechsler Intelligence Scale]. [PDF]
Sun MT +12 more
europepmc +1 more source
[Dual role of tea consumption in gastrointestinal disease risks: analysis using a risk prediction model integrating interpretable machine learning and large language model]. [PDF]
Chen J +7 more
europepmc +1 more source
[Automatic detection and visualization of myocardial infarction in electrocardiograms based on an interpretable deep learning model]. [PDF]
Zhang Y, Zhang Y, Xie B, Lai D.
europepmc +1 more source
1990—2020年中国东北地区土地利用变化对SOC储量的影响
目的旨在探讨土地利用和覆盖变化(land use and cover change, LUCC)对东北地区特定土壤类型碳储量的影响。方法依据获取的土壤有机碳(soil organic carbon, SOC)储量数据和1990—2020年土地覆盖数据,采用ArcGis软件进行空间分析,提取长期耕地和地类转化期,分析LUCC动态及其对SOC储量的影响机制。结果1)1990—2020年,研究区总体为碳源状态,SOC储量减少0.046 Pg。具体来看,耕地和湿地的SOC储量分别减少0.111、0.007 Pg,
秦祝元 +4 more
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